Alert archive / California / Small Craft Advisories in 2015

Small Craft Advisory 165, NWS Eureka, CA

August 19, 2015

NWS Eureka, CA issued this small craft advisory at Aug 19, 2015, 2:30 AM PDT. It took effect at Aug 20, 2015, 3:00 AM PDT. It was in force for 63 hr.

The area

The counties it named.

The facts

Issued
Aug 19, 2015, 2:30 AM PDT (09:30 UTC)
In effect from
Aug 20, 2015, 3:00 AM PDT
Expired
Aug 22, 2015, 6:00 PM PDT
In force
63 hr
Issued by
NWS Eureka, CA

The text

As transmitted, in the capitals the NWS used until 2016.

643 
WHUS76 KEKA 190930
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
230 AM PDT WED AUG 19 2015

PZZ470-191730-
/O.NEW.KEKA.SC.Y.0165.150820T1000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
230 AM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM THURSDAY TO 3 PM PDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT FROM 3 AM THURSDAY TO 3 PM PDT
SATURDAY. 

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT THURSDAY.

* WAVES/SEAS...N 9 FT AT 9 SECONDS THURSDAY INCREASING TO 11 FT
  AT 9 SECONDS FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-191730-
/O.NEW.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
230 AM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THURSDAY TO 3 PM PDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THURSDAY TO 3 PM PDT
SATURDAY. 

* WINDS...N 15 TO 25 KT THURSDAY.

* WAVES/SEAS...NW 9 FT AT 9 SECONDS THURSDAY INCREASING TO 10 FT
  AT 9 SECONDS FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
16 follow-up statements
314 
WHUS76 KEKA 191542
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
842 AM PDT WED AUG 19 2015

PZZ470-192345-
/O.CON.KEKA.SC.Y.0165.150820T1000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
842 AM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT THURSDAY.

* WAVES/SEAS...N 9 FT AT 9 SECONDS THURSDAY INCREASING TO 11 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-192345-
/O.CON.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
842 AM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 15 TO 25 KT THURSDAY.

* WAVES/SEAS...NW 9 FT AT 9 SECONDS THURSDAY INCREASING TO 10 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
876 
WHUS76 KEKA 192157
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
257 PM PDT WED AUG 19 2015

PZZ470-200600-
/O.CON.KEKA.SC.Y.0165.150820T1000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
257 PM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT THURSDAY.

* WAVES/SEAS...N 9 FT AT 9 SECONDS THURSDAY INCREASING TO 11 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-200600-
/O.CON.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
257 PM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 15 TO 25 KT THURSDAY.

* WAVES/SEAS...NW 9 FT AT 9 SECONDS THURSDAY INCREASING TO 10 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
322 
WHUS76 KEKA 200429
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
929 PM PDT WED AUG 19 2015

PZZ470-201230-
/O.CON.KEKA.SC.Y.0165.150820T1000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
929 PM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT THURSDAY.

* WAVES/SEAS...N 9 FT AT 9 SECONDS THURSDAY INCREASING TO 11 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-201230-
/O.CON.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
929 PM PDT WED AUG 19 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THURSDAY TO
3 PM PDT SATURDAY...

* WINDS...N 15 TO 25 KT THURSDAY.

* WAVES/SEAS...NW 9 FT AT 9 SECONDS THURSDAY INCREASING TO 10 FT 
  AT 9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
281 
WHUS76 KEKA 200930
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
230 AM PDT THU AUG 20 2015

PZZ470-201730-
/O.CON.KEKA.SC.Y.0165.150820T1000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
230 AM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT.

* WAVES/SEAS...N 9 FT AT 9 SECONDS INCREASING TO 10 TO 11 FT AT 9
  SECONDS FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-201730-
/O.CON.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
230 AM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PDT SATURDAY...

* WINDS...N 15 TO 25 KT INCREASING TO 20 TO 25 KT TONIGHT. 

* WAVES/SEAS...NW 8 TO 9 FT AT 9 SECONDS INCREASING TO 10 FT AT 9
  SECONDS FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
619 
WHUS76 KEKA 201549
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
849 AM PDT THU AUG 20 2015

PZZ470-210000-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
849 AM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 25 KT WITH GUSTS UP TO 35 KT.

* WAVES/SEAS...N 9 FT AT 9 SECONDS INCREASING TO 10 TO 11 FT AT 
  9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-210000-
/O.CON.KEKA.SC.Y.0165.150820T1600Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
849 AM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 15 TO 25 KT INCREASING TO 20 TO 25 KT WITH GUSTS TO
  35 KT TONIGHT.

* WAVES/SEAS...NW 8 TO 9 FT AT 9 SECONDS INCREASING TO 10 FT AT 
  9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
986 
WHUS76 KEKA 202151
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
251 PM PDT THU AUG 20 2015

PZZ470-475-210600-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
251 PM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...INCREASING TO N 20 TO 30 KT WITH GUSTS UP TO 35 KT
  THROUGH THE EVENING THURSDAY.

* WAVES/SEAS...N 9 FT AT 9 SECONDS INCREASING TO 10 TO 11 FT AT 
  9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
418 
WHUS76 KEKA 210423
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
923 PM PDT THU AUG 20 2015

PZZ470-475-211230-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
923 PM PDT THU AUG 20 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT WITH OCCASIONAL GUSTS UP TO 35 KT THROUGH
  FRIDAY EVENING.

* WAVES/SEAS...N 9 FT AT 9 SECONDS INCREASING TO 10 TO 11 FT AT 
  9 SECONDS FRIDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
742 
WHUS76 KEKA 211001
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
301 AM PDT FRI AUG 21 2015

PZZ470-475-211815-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
301 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT WITH OCCASIONAL GUSTS UP TO 35 KT THROUGH
  THIS EVENING.

* SEAS...N 9 FT AT 9 SECONDS INCREASING TO 10 TO 11 FT AT 9
  SECONDS THROUGH THE DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
520 
WHUS76 KEKA 211023
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
323 AM PDT FRI AUG 21 2015

PZZ470-211830-
/O.EXT.KEKA.SC.Y.0165.000000T0000Z-150821T1600Z/
/O.NEW.KEKA.GL.W.0024.150821T1600Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
323 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT THIS
MORNING...
...GALE WARNING IN EFFECT FROM 9 AM THIS MORNING TO 3 AM PDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 3 AM PDT
SATURDAY. 

* WINDS...N 20 TO 30 KT. GUSTS AS HIGH AS 40 KT LATE THIS MORNING
  THROUGH THIS EVENING.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ450-211830-
/O.EXB.KEKA.SC.Y.0165.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
323 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 3 AM PDT SATURDAY. 

* WINDS...N 10 TO 20 KT WITH GUSTS TO 30 KT AROUND POINT SAINT
  GEORGE AND CAPE MENDOCINO.

* SEAS...NW 8 TO 10 FT AT 9 SECONDS THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-211830-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
323 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
159 
WHUS76 KEKA 211604
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
904 AM PDT FRI AUG 21 2015

PZZ470-220015-
/O.EXP.KEKA.SC.Y.0165.000000T0000Z-150821T1600Z/
/O.CON.KEKA.GL.W.0024.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
904 AM PDT FRI AUG 21 2015

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 AM PDT THIS MORNING...

* WINDS...N 20 TO 30 KT. GUSTS AS HIGH AS 40 KT LATE THIS 
  MORNING THROUGH THIS EVENING. 

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ450-220015-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
904 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WINDS...N 10 TO 20 KT WITH GUSTS TO 30 KT AROUND POINT SAINT 
  GEORGE AND CAPE MENDOCINO. 

* SEAS...NW 8 TO 10 FT AT 9 SECONDS THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-220015-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
904 AM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
212 
WHUS76 KEKA 212204
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
304 PM PDT FRI AUG 21 2015

PZZ470-220615-
/O.CON.KEKA.GL.W.0024.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
304 PM PDT FRI AUG 21 2015

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY...

* WINDS...N 20 TO 30 KT. GUSTS AS HIGH AS 40 KT LATE THIS 
  MORNING THROUGH THIS EVENING. 

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ450-220615-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
304 PM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WINDS...N 10 TO 20 KT WITH GUSTS TO 30 KT AROUND POINT SAINT
  GEORGE AND CAPE MENDOCINO.

* SEAS...NW 8 TO 10 FT AT 9 SECONDS THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-220615-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
304 PM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
118 
WHUS76 KEKA 220402
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
902 PM PDT FRI AUG 21 2015

PZZ470-221000-
/O.CON.KEKA.GL.W.0024.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
902 PM PDT FRI AUG 21 2015

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY...

* WINDS...N 20 TO 30 KT. GUSTS TO 35 KT.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ450-221000-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T1000Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
902 PM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WINDS...N 10 TO 20 KT WITH GUSTS TO 30 KT AROUND POINT SAINT 
  GEORGE AND CAPE MENDOCINO. 

* SEAS...NW 8 TO 10 FT AT 9 SECONDS THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-221215-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
902 PM PDT FRI AUG 21 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT
SATURDAY...

* WINDS...N 20 TO 30 KT. A FEW GUSTS TO 35 KT IN THE NORTHERN
  PORTION.

* SEAS...N 9 TO 11 FT AT 9 SECONDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
781 
WHUS76 KEKA 221014
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
314 AM PDT SAT AUG 22 2015

PZZ470-221815-
/O.EXP.KEKA.GL.W.0024.000000T0000Z-150822T1000Z/
/O.EXA.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
314 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON...
...GALE WARNING HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON. 

* WINDS...N 15 TO 25 KT WITH A FEW GUSTS TO 35 KT TODAY. WINDS
  WILL EASE QUICKLY THIS EVENING TO 5 TO 15 KT.

* SEAS...N 8 TO 10 FT AT 8 SECONDS TODAY THEN SUBSIDING TO 4 TO 6
  FT TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ450-221600-
/O.EXP.KEKA.SC.Y.0165.000000T0000Z-150822T1000Z/
/O.NEW.KEKA.SC.Y.0166.150822T1014Z-150822T1600Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
314 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING...
...SMALL CRAFT ADVISORY HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM PDT THIS MORNING. 

* WINDS...N 5 TO 10 KT...BECOMING S TONIGHT.

* SEAS...NW 6 TO 9 FT AT 8 SECONDS THIS MORNING...THEN SUBSIDING
  TO 4 TO 6 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ475-221600-
/O.EXT.KEKA.SC.Y.0165.000000T0000Z-150822T1600Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
314 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT THIS
MORNING...

* WINDS...N 10 TO 20 KT WITH A FEW GUSTS TO 30 KT TODAY. WINDS
  EASING TO 5 TO 15 KT THIS EVENING THEN BECOMING S OVERNIGHT.

* SEAS...N 7 TO 10 FT AT 8 SECONDS TODAY...THEN SUBSIDING TO 4 TO
  7 FT THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
187 
WHUS76 KEKA 221540
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
840 AM PDT SAT AUG 22 2015

PZZ475-221645-
/O.EXP.KEKA.SC.Y.0165.000000T0000Z-150822T1600Z/
CAPE MENDOCINO TO PT ARENA 10 TO 60 NM-
840 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 AM PDT THIS MORNING...

$$

PZZ450-221800-
/O.EXT.KEKA.SC.Y.0166.000000T0000Z-150822T1800Z/
PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM-
840 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM PDT THIS
MORNING...

* WINDS...N 5 TO 10 KT...BECOMING S TONIGHT.

* SEAS...NW 6 TO 9 FT AT 8 SECONDS THIS MORNING...THEN SUBSIDING 
  TO 4 TO 6 FT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ470-222200-
/O.CON.KEKA.SC.Y.0165.000000T0000Z-150822T2200Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
840 AM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

* WINDS...N 15 TO 25 KT WITH A FEW GUSTS TO 35 KT
  TODAY...PARTICULARLY FROM 30 TO 60 NM OFFSHORE. WINDS WILL EASE
  QUICKLY THIS EVENING TO 5 TO 15 KT.

* SEAS...N 8 TO 10 FT AT 8 SECONDS TODAY THEN SUBSIDING TO 4 TO 
  6 FT TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
207 
WHUS76 KEKA 222144
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
244 PM PDT SAT AUG 22 2015

PZZ470-230100-
/O.EXT.KEKA.SC.Y.0165.000000T0000Z-150823T0100Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
244 PM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY HAS BEEN EXTENDED UNTIL 6 PM PDT THIS
EVENING...

* WINDS...N 15 TO 25 KT UNTIL THIS EVENING...PARTICULARLY FROM 30
  TO 60 NM OFFSHORE. WINDS WILL EASE QUICKLY THIS EVENING TO 5 TO
  15 KT.

* SEAS...N 7 TO 9 FT AT 8 SECONDS TODAY THEN SUBSIDING TO 4 TO 6
  FT TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
229 
WHUS76 KEKA 230114
MWWEKA

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
614 PM PDT SAT AUG 22 2015

PZZ470-230215-
/O.EXP.KEKA.SC.Y.0165.000000T0000Z-150823T0100Z/
PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM-
614 PM PDT SAT AUG 22 2015

...SMALL CRAFT ADVISORY HAS EXPIRED...

SEAS WILL CONTINUE TO SUBSIDE THROUGH THE EVENING.

$$

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Eureka, CA wrote its last area forecast discussion before this small craft advisory went out at Aug 18, 3:51 PM PDT, 10 hours 39 minutes earlier.

Area forecast discussion, Aug 18, 3:51 PM PDT, 10 hours 39 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
351 PM PDT TUE AUG 18 2015

.SYNOPSIS...VERY WARM AND DRY CONDITIONS WILL CONTINUE ACROSS
THE INTERIOR THROUGH MID WEEK AS HIGH PRESSURE REMAINS DOMINANT
OVER NW CALIFORNIA. STRATUS AND PATCHES OF FOG ALONG THE MENDOCINO
COAST WILL SPREAD NORTH TODAY AND STICK AROUND THROUGH WEDNESDAY.

&&

.DISCUSSION...SHORT TERM (TONIGHT - FRIDAY NIGHT)
A GRADUAL SHIFT FROM AN OFFSHORE FLOW TO ONSHORE IS OCCURRING
THUS SOME RELIEF FROM THE VERY HOT TEMPERATURES AND EXTREMELY
DRY CONDITIONS OVER THE INTERIOR IS EXPECTED. THERE WILL BE A
VERY SUBTLE FALL IN HEIGHT AND THICKNESS VALUES OVER THE NEXT
FEW DAYS SO NOT EXPECTING AN ABRUPT AND SIGNIFICANT CHANGE...MOST
LIKELY ONLY 4-7 DEGREES IN MAX AND MIN TEMPS THROUGH FRIDAY.
THE VERY DRY AIRMASS WILL ALSO GIVE WAY TO MORE SEASONABLE
VALUES WHICH BRINGS THE INTERIOR ZONES BACK UP TO 15-20% DURING
THE HEAT OF THE DAY VERSUS THE 5-10 WHICH WAS OBSERVED THE LAST
FEW DAYS. SMOKE WILL CONTINUE TO BE AN ISSUE AS MID AND UPPER
LEVEL WINDS REMAIN FAIRLY LIGHT. COAST SIDE THE MARINE LAYER WILL
GRADUALLY DEEPEN AS WELL BUT FOR AREAS NORTH OF THE CAPE IT MAY BE
A MUTE POINT AS SMOKE HAS MIXED IN WITH THE STRATUS PRODUCING
"SMATUS" AS IT APPEARS AS AN UGLY BROWN CLOUD. GIVEN THE UPPER
FEATURE EXPECTED MENTIONED ABOVE...EXPECT THE SMATUS TO REMAIN
ALONG THE COAST FOR AT LEAST A FEW DAYS BEFORE SOME POTENTIAL
LIGHT OFFSHORE FLOW RETURNS DURING THE WEEKEND.

LONG TERM - 8/18/15 (SATURDAY - TUESDAY)
MODELS CONTINUE TO INDICATE THAT A BROAD...NEBULOUS UPPER TROUGH
WILL DEVELOP OFFSHORE ACROSS THE EAST PACIFIC OVER THE
WEEKEND...WHICH WILL PLACE NORTHERN CALIFORNIA WITHIN A REGIME OF
MODEST SOUTHWESTERLY FLOW ALOFT AS IT GRADUALLY DRIFTS TOWARD THE
COAST. AS THIS OCCURS...THE THERMAL TROUGH WILL LIKELY BEGIN TO
WEAKEN AND SHIFT FARTHER OFFSHORE...RESULTING IN WEAKER WINDS
ACROSS THE WATERS...AND LIKELY A REDUCTION IN NOCTURNAL OFFSHORE
WIND SPEEDS ACROSS THE INTERIOR AS WELL. THIS SHOULD ALSO HELP TO
INCREASE HUMIDITY SLIGHTLY AS MOISTURE IS EXPECTED TO GRADUALLY
INCREASE THROUGH EARLY NEXT WEEK. TEMPERATURES ARE EXPECTED TO
REMAIN WARM BUT NOT FAR FROM NORMAL...ALTHOUGH A SLIGHT COOLING
TREND IS POSSIBLE BY EARLY NEXT WEEK. CHANCES FOR PRECIPITATION
CONTINUE TO LOOK BLEAK FOR THE FORESEEABLE FUTURE...ALTHOUGH BY
EARLY NEXT WEEK A FEW SHOWERS/THUNDERSTORMS CANT BE COMPLETELY
RULED OUT AS MOISTURE INCREASES...PARTICULARLY IN OUR NORTHERN
AREAS. BY THE MIDDLE OF NEXT WEEK...MODELS CONTINUE TO HINT AT A
MORE SUBSTANTIAL UPPER LOW DROPPING INTO THE REGION FROM THE
NORTHWEST...ALTHOUGH THIS FAR OUT VERY LITTLE CAN BE SAID ABOUT
THE VERACITY OF THIS SOLUTION. AN EXTENDED PERIOD OF SOUTHWEST
WINDS ALOFT ALONG WITH DECREASING OFFSHORE WINDS MAY HELP TO
GRADUALLY REDUCE SMOKE ALONG THE COAST THROUGH EARLY NEXT WEEK AS
WELL.

/BRC

&&

.AVIATION...THE COASTAL AIR TERMINALS NEARLY HIT ROCK BOTTOM IN
TERMS OF VIS AND CIGS DUE TO A COMBINATION OF A STRENGTHENED STRATUS
LAYER AND SMOKE. AT CEC AND ACV...VISIBILITIES IMPROVED TO MVFR-
VFR BY EARLY AFTERNOON BUT CEILINGS HAVE BEEN PERSISTENTLY 003-005
FEET...AND THEREFORE LIFR-IFR. AVIATION CONCERNS OVER THE INLAND
AREAS ARE MAINLY DUE TO SMOKE WHICH NO DOUBT HAS AFFECTED SOME
LOCAL AIRFIELD FLIGHT OPERATIONS...ESPECIALLY OVER
TRINITY...HUMBOLDT AND DEL NORTE COUNTIES. THESE CONDITIONS SHOULD
CONTINUE. OVERNIGHT INTO TUESDAY...THE MARINE LAYER WILL REMAIN
QUITE PERSISTENT...MAYBE EVEN A LITTLE BIT STRONGER AS ONSHORE
FLOW GRADUALLY INCREASES...BUT THE CHANGE IN FLOW WILL NOT BE
ROBUST ENOUGH TO OFFSET THE INFLUX OF SMOKE. TA

&&

.MARINE...SEAS CONTINUE TO GRADUALLY DIMINISH THROUGHOUT THE
WATERS AS THE OFFSHORE PRESSURE GRADIENT PULLS FARTHER OFFSHORE
AND WEAKENS. WHILE THE NORTHERLY WINDS ASSOCIATED WITH THIS
PRESSURE GRADIENT ARE WEAKENING...A SUBSTANTIAL SURGE IN SOUTHERLY
WINDS OF AROUND 10 TO 20 KT HAS BROUGHT WIDESPREAD STRATUS AND
SOME FOG ALL THE WAY INTO BROOKINGS OR. THIS IS ALSO LIKELY
CREATING SOME SMALL BUT CHOPPY SOUTHERLY WIND WAVES IN PLACES IN
ADDITION TO THE LINGERING NORTHWESTERLY FRESH SWELL...PARTICULARLY
AROUND THE CAPES WHERE WINDS ARE LIKELY STRONGEST.
HOWEVER...MODEST WIND SPEEDS AND A SHORT DURATION OF THE STRONGEST
WINDS WILL LIKELY PREVENT THESE WIND WAVES FROM REACHING LARGE
HEIGHTS. THIS PATTERN IS LIKELY TO CONTINUE THROUGH TOMORROW
EVENING...WITH LIGHT TO MODERATE NORTHWESTERLY BREEZES WELL
OFFSHORE AND LIGHT TO LOCALLY MODERATE SOUTHERLY BREEZES IN THE
NEAR SHORE WATERS.

BY EARLY THURSDAY...THE PRESSURE GRADIENT BETWEEN THE INLAND THERMAL
TROUGH AND PACIFIC HIGH WILL BEGIN TO STRENGTHEN ONCE
AGAIN...GRADUALLY INCREASING NORTHERLY WINDS THROUGHOUT THE WATERS.
BY FRIDAY...EXPECT NEAR GALES IN THE OUTER WATERS AND NEAR CAPE
MENDOCINO...PERHAPS WITH A FEW GALE FORCE GUSTS...ALONG WITH
SLIGHTLY LOWER WIND SPEEDS IN THE NEAR SHORE WATERS.  THIS IS
EXPECTED TO LAST THROUGH SATURDAY AFTERNOON...WHEN THE PRESSURE
GRADIENT IS EXPECTED TO PULL OFFSHORE YET AGAIN AND ALLOW ANOTHER
SURGE OF SOUTHERLIES TO WORK ITS WAY UP THE COAST.

&&

.FIRE WEATHER...SMOKE CONTINUES TO PLAGUE THE INTERIOR VALLEYS
PROMOTING STUBBORN INVERSIONS AND THERMAL BELTS.  LITTLE HOPE FOR
CLEARING IS EXPECTED. THERE IS A SLIGHT CHANCE AN UPPER
DISTURBANCE WILL COMBINE WITH A SUBTLE INCREASE IN WEST AND
NORTHWESTERLY WINDS AT MID AND UPPER LEVELS COULD HELP PUSH THE
SMOKE TO THE EAST ON THU AND FRIDAY. HOWEVER IF THAT HAPPENS IT
COULD ENHANCE CURRENT FIRE ACTIVITY DUE TO BETTER MIXING AND
VENTILATION. AT A MINIMUM SOME RELIEF IN TEMPS AND RH'S IS
EXPECTED OVER THE NEXT FEW DAYS AS OFFSHORE FLOW DETERIORATES
HOWEVER UPPER SLOPES AND RIDGES WILL REMAIN VERY DRY BOTH DURING
THE DAY AND NIGHTTIME PERIODS. WINDS SHOULD REMAIN LIGHT AND
MAINLY TERRAIN DRIVEN.

&&

.EKA WATCHES/WARNINGS/ADVISORIES...
CA...NONE.
NORTHWEST CALIFORNIA COASTAL WATERS...NONE.
&&

VISIT US AT HTTP://WWW.WEATHER.GOV/EUREKA

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Hazardous weather outlook, Aug 18, 5:23 AM PDT, 21 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
523 AM PDT TUE AUG 18 2015

CAZ003-004-076-191230-
NORTH COAST INTERIOR-UPPER TRINITY RIVER-MENDOCINO INTERIOR-
523 AM PDT TUE AUG 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

SMOKE WILL CONTINUE TO IMPACT AREAS NEAR ACTIVE WILDFIRES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

SMOKE WILL CONTINUE TO IMPACT AREAS NEAR ACTIVE WILDFIRES.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

CAZ001-002-191230-
REDWOOD COAST-MENDOCINO COAST-
523 AM PDT TUE AUG 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

Nearby

Small Craft Advisories in California, 2015Every small craft advisory in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.